Vertically adjustable ball cock



FIG. 1 is a front elevational view of a vertically adjustable ball cockshowing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a right side elevational view thereof.

The broken line representation of a float and its connecting rod in FIG.1 is for purposes of illustration only.

The ornamental design for vertically adjustable ball cock, as shown anddescribed.